Search results for accelerators

Astronomy Apr 24, 2024

NASA's Chandra releases timelapse movies of Crab Nebula and Cassiopeia A

New movies of two of the most famous objects in the sky—the Crab Nebula and Cassiopeia A—are being released from NASA's Chandra X-ray Observatory. Each includes X-ray data collected by Chandra over about two decades. ...

Plants & Animals Apr 24, 2024

Vast DNA tree of life for plants revealed by global science team using 1.8 billion letters of genetic code

A new paper published today (April 24) in the journal Nature by an international team of 279 scientists led by the Royal Botanic Gardens, Kew presents the most up-to-date understanding of the flowering plant tree of life.

Environment 10 hours ago

Tire toxicity faces fresh scrutiny after salmon die-offs

For decades, concerns about automobile pollution have focused on what comes out of the tailpipe. Now, researchers and regulators say, we need to pay more attention to toxic emissions from tires as vehicles roll down the road.

Ecology Apr 27, 2024

Cicada-palooza! Billions of bugs to blanket America

They're loud. They're sexually aroused. And for one special, cacophonous month up to a trillion of them will engulf suburbs and woodlands across America.

Optics & Photonics Apr 25, 2024

Demonstration of heralded three-photon entanglement on a photonic chip

Photonic quantum computers are computational tools that leverage quantum physics and utilize particles of light (i.e., photons) as units of information processing. These computers could eventually outperform conventional ...

Earth Sciences Apr 28, 2024

Human activities have an intense impact on Earth's deep subsurface fluid flow

The impact of human activities—such as greenhouse gas emissions and deforestation—on Earth's surface have been well-studied. Now, hydrology researchers from the University of Arizona have investigated how humans impact ...

Mathematics Apr 30, 2024

Too many vehicles, slow reactions and reckless merging: New math model explains how traffic and bacteria move

What do the flow of cars on a highway and the movement of bacteria towards a food source have in common? In both cases, annoying traffic jams can form. Especially for cars, we might want to understand how to avoid them, but ...

Mathematics Apr 26, 2024

New algorithm cuts through 'noisy' data to better predict tipping points

Whether you're trying to predict a climate catastrophe or mental health crisis, mathematics tells us to look for fluctuations.

Plants & Animals Apr 24, 2024

Artificial intelligence helps scientists engineer plants to fight climate change

The Intergovernmental Panel on Climate Change (IPCC) has declared that removing carbon from the atmosphere is now essential to fighting climate change and limiting global temperature rise. To support these efforts, Salk Institute ...

Cell & Microbiology Apr 30, 2024

Study uncovers the secret of long-lived stem cells

Nothing lives forever, but compared to other cells in the body, hematopoietic stem cells (HSCs) are remarkably long-lived. HSCs are blood-forming cells—they give rise to rapidly dividing progenitor cells, which in turn ...

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